+static ssize_t raw_table_read(struct file *file, struct kobject *kobj,
+ struct bin_attribute *attr, char *buf,
+ loff_t pos, size_t count)
+{
+ memcpy(buf, attr->private + pos, count);
+ return count;
+}
+
+static BIN_ATTR(smbios_entry_point, S_IRUSR, raw_table_read, NULL, 0);
+static BIN_ATTR(DMI, S_IRUSR, raw_table_read, NULL, 0);
+
+static int __init dmi_init(void)
+{
+ struct kobject *tables_kobj;
+ u8 *dmi_table;
+ int ret = -ENOMEM;
+
+ if (!dmi_available) {
+ ret = -ENODATA;
+ goto err;
+ }
+
+ /*
+ * Set up dmi directory at /sys/firmware/dmi. This entry should stay
+ * even after farther error, as it can be used by other modules like
+ * dmi-sysfs.
+ */
+ dmi_kobj = kobject_create_and_add("dmi", firmware_kobj);
+ if (!dmi_kobj)
+ goto err;
+
+ tables_kobj = kobject_create_and_add("tables", dmi_kobj);
+ if (!tables_kobj)
+ goto err;
+
+ dmi_table = dmi_remap(dmi_base, dmi_len);
+ if (!dmi_table)
+ goto err_tables;
+
+ bin_attr_smbios_entry_point.size = smbios_entry_point_size;
+ bin_attr_smbios_entry_point.private = smbios_entry_point;
+ ret = sysfs_create_bin_file(tables_kobj, &bin_attr_smbios_entry_point);
+ if (ret)
+ goto err_unmap;
+
+ bin_attr_DMI.size = dmi_len;
+ bin_attr_DMI.private = dmi_table;
+ ret = sysfs_create_bin_file(tables_kobj, &bin_attr_DMI);
+ if (!ret)
+ return 0;
+
+ sysfs_remove_bin_file(tables_kobj,
+ &bin_attr_smbios_entry_point);
+ err_unmap:
+ dmi_unmap(dmi_table);
+ err_tables:
+ kobject_del(tables_kobj);
+ kobject_put(tables_kobj);
+ err:
+ pr_err("dmi: Firmware registration failed.\n");
+
+ return ret;
+}
+subsys_initcall(dmi_init);
+